Silas k



Application filed December 7, 1880. (No model.)

To all whom it may concern: I perchlorate or permanganate of potash asthe Be it known that I, SILAs It. DIVINE, of solid ingredient, andnitro-benzole as theliq'uid LochSheldrake, Sullivan county, New York,ingredient, the proportions being, say, from have invented certainImprovements in Blastth ing-Oartridges, of which thefollowi n g is aspecification,

It is the object of my invention to facilitate the use of highexplosives in blasting operadesirable in some cases that exactproportions tions. To this end I have in vented a blasting should beadhered to, and I therefore intend,

provide for use, when desired, separate packages or bottles, eachcontaining the quantity of nitro-benzole required for the amount ofchlorate of potash contained in a single cartridge.

y means of my porous cartridge envelope version of the two ingrcdien tsof the compound into a high explosive.

y present invention, which in volves the employment of a compound ofthis character, consists in constructing cartridge shells or envelopes,preferably of muslin, cloth, paper, or other in g, out the cartridge byAs soon as the ingredients of my explosive are mechanically united Prate vessel suitable for transportation, so that,

dge is required for become Water -repellent, thus especially adapted forblasting in water.

I claim as my invention- 1. The improvement in the art of blastingherein described, which consists in preparing shell.

It will thus be seen that my is prepared for transportation bybeingcharged transported, the completion of the charge bepotash, and aninexplosive liquid the cartridge is required for use, such completionconsistlng merely in the addition of the required quantity of the liquidingredient to the solld mgredr ent in cylindrical cartridges orenvelopes made of cloth, paper, or other porous material, of diameterscorrespondin g to the diameters of the drill-holes in which theexplosive is to be employed, and in e compound purpose I have made thesubject of a separate application for a patent, and it does not,therefore, except in connection cartridge, form a part of my presentinvention. It is preferably composed of crushed or pow- ;o deredchlorate of potash or its eqivalents, the

gredient and its envelope with the liquid in gredient, preparatory todepositing the cylindrical envelope or cartridge in the drill-hole andsuch as nitro-benzole, by deposit-.

igniting it with an explode-r or by any other of envelope, is' saturatedwith a liquid, such as the usual means. pitro-benzole or its equivalent,substantially 1o 1 2. f lgiedimplrofied hlasting-cartridlge herein inthe manner andfor the purposes set forth.

( escri e ,w ic consists of a cylinc rical cartridge or envelope made ofcloth,paper, or other SILAS DIVINE porous materlal contalnln g a solidsubstance, \Vitnesses:

Corrections in Letters Patent,

such as crushed or powdered chlorate of pot- VVM'. SCOTT DE CAMP, ash orits equivalent, which, together with its G. R. KIMBALL.

It is hereby certified that in Letters Patent No. 243,433, issued June28, 1881, upon the application of Silas It. Divine, for an impro\-'ementin Blasting and Blast-ing- Oartridges, the assignee, the Bend RockPowder Company, was erroneously described as of New York, New Yorkwhereas it should read a corporation mrea-ted authorit-y of the laws ofthe State of New Jersey that the proper corrections have been, made inthe files and records pertaining'to the ease in the Patent ()fiice, andare hereby made in said Letters Patent.

Signed, countersigned, and sealed thislfith day ofSovemher, A. D. 1881.

[SEAL] A. BELL,

Acting Secretary of the Interior.

Uountersigned

